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What do 'statically linked' and 'dynamically linked' mean?
...ompiling code in different languages (C and assembly code for example) and then linking them all together.
When you statically link a file into an executable, the contents of that file are included at link time. In other words, the contents of the file are physically inserted into the executable th...
C# 'is' operator performance
...e operation as is (namely, the type check). The only difference is that it then returns null instead of false.
– Konrad Rudolph
Nov 29 '09 at 23:55
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Check if string contains only digits
...not yet considered a bad practice. Several jQuery competitors that existed then, before jQuery had yet to win out, all practiced prototype extensions.
– balupton
Sep 7 '19 at 17:38
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How to apply a Git patch to a file with a different name and path?
...
You could create the patch using git diff and then apply it using the patch utility, which allows you to specify the file you want to apply the diff to.
For example:
cd first-repo
git diff HEAD^ -- hello.test > ~/patch_file
cd ../second-repo
patch -p1 blue/red/hi.t...
Update Git branches from master
... an extra commit for the merge.
Checkout each branch:
git checkout b1
Then merge:
git merge origin/master
Then push:
git push origin b1
Alternatively, you can do a rebase:
git fetch
git rebase origin/master
shar...
github locks up mac terminal when using pull command
...in a normal
(non-modal) text editor.
Press esc to go back to command mode.
Then type :w followed by enter to save.
Finally :q followed by enter to quit.
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Defining custom attrs
...ormat. If you wish to reuse an android attr, for example, android:gravity, then you can do that in the name, as follows.
An example of a custom view <declare-styleable>:
<declare-styleable name="MyCustomView">
<attr name="my_custom_attribute" />
<attr name="android:gravity...
RAII and smart pointers in C++
...File::append);
foo.setLogFile(file);
bar.setLogFile(file);
}
But then who is responsible for deleting file? If neither delete file, then we have both a memory and resource leak. We don't know whether foo or bar will finish with the file first, so we can't expect either to delete the file t...
Is there any downside for using a leading double slash to inherit the protocol in a URL? i.e. src=“/
...upports RFC 1808 Section 4, RFC 2396 Section 5.2, or RFC 3986 Section 5.2, then it will indeed use the page URL's scheme for references that begin with "//".
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I lose my data when the container exits
...
You need to commit the changes you make to the container and then run it. Try this:
sudo docker pull ubuntu
sudo docker run ubuntu apt-get install -y ping
Then get the container id using this command:
sudo docker ps -l
Commit changes to the container:
sudo docker commit <con...